Re: Add proper planner support for ORDER BY / DISTINCT aggregates

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От David Rowley
Тема Re: Add proper planner support for ORDER BY / DISTINCT aggregates
Дата
Msg-id CAApHDvqrLgZQMp3Sfo1VRSMjROO4b_mgUCdg4ZYqZ5VtKsPJLA@mail.gmail.com
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Ответ на Re: Add proper planner support for ORDER BY / DISTINCT aggregates  (Ranier Vilela <ranier.vf@gmail.com>)
Ответы Re: Add proper planner support for ORDER BY / DISTINCT aggregates
Список pgsql-hackers
On Tue, 13 Jul 2021 at 23:45, Ranier Vilela <ranier.vf@gmail.com> wrote:
> The question not answered is if *argno* can '>=' that pertrans->numTransInputs,
> before entering the loop?
> If *can*, the loop might be useless in that case.
>
>>
>>
>> Note that we're doing argno++ inside the loop.
>
> Another question is, if *argno* can '>' that pertrans->numTransInputs,
> before the loop, the test will fail?
> if (argno == pertrans->numTransInputs)

argno is *always* 0 before the loop starts.

David



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